3. The three angles of a triangle summed together equala) 90°b)180°c) 360°

4. In a right-angled triangle the other two angles are both 45°. Thelength of the opposite side can be calculated bya) sin 45° x length of the hypotenuse side of the triangleb)cos 45° x length of the adjacent side of the trianglec) sin 45° x length of the adjacent side of the triangle

5. Given that a = X + B, what is y equal to ya) a + X/Bb)X – B/ac) X +B/a

8. How is the area of a circle calculated?a) r2 x 3.142b)d2 x 3.142c) 2 x 3.142 x r

9. Solve the following9/4 + 5/12 + 1 3/8 =a) 4 1/24b)2 25/24c) 4 1/12

10. The specific torque loading for a bolt is 50 lbs.ins but anextension of 2” is needed to reach the bolt in addition to the 8” torquewrench. What will the actual reading?a) 54 lb.insb)40 lb.insc) 60 lb.ins

1. Express the fraction 7/8 as a decimala) 0.875b)0.785c) 0.878

2. Solve 0.75 X 0.003a) 0.225b)0.0225c) 0.00225

3. Convert 162 knots to mpha) 186 mphb)176 mphc) 196 mph

4. To convert inches to millimetres, it is necessary toa) multiply by 25.4b)divide by 25.4c) multiply by 2.54

5. ¾ x 82 =a) 123b)61.5c) 81.5

6.A circular patch is held together by seven equally spaced rivets,what is their angular relationship?a) 51.50ob)51.43oc) 52o

8. Two gears are in mesh, one has twice the number of teeth as the othera) the gear with fewer teeth rotates slower than the otherb)the gear with fewer teeth rotates faster than the otherc) the two gears rotate at the same speed

9. The area of the curved surface area of a cone is(where r = radius; h = vertical height and l = slant height)a) 1/3pr2hb)pr2hc) prl

7. A dial gauge is calibrated to an accuracy of 0.001 inch, when usingthe dial gauge, you shoulda) round off the answer to calibrated valueb)read the true value to 4 decimalsc) read five significant figures

8. Given the log of A exceeds that of B by 4, find the correct statementabout A and Ba) A is 1000 times the value of Bb)A is 4000 times the value of Bc) A is 10000 times the value of B